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In a magic shop, the vendor shows you a coin that he says will land heads more than 65% of the times it is thrown. In an attempt to convince him that he is correct and to buy the coin, the seller asks him to test his claim by performing a hypothesis test. To do this, he flips the coin 70times. (Think of this as a random sample of coin tosses.) The coin lands on heads49of those times. You confirm that a test is appropriatez. Findz,the value of the test statistic for the testz.Round your answer to three or more decimal places. =0 Why is a test appropriate?z? Z= X

In a magic shop, the vendor shows you a coin that he says will land heads more than 65% of the times it is thrown. In an attempt to convince him that he is correct and to buy the coin, the seller asks him to test his claim by performing a hypothesis test. To do this, he flips the coin 70times. (Think of this as a random sample of coin tosses.) The coin lands on heads49of those times. You confirm that a test is appropriatez. Findz,the value of the test statistic for the testz.Round your answer to three or more decimal places. =0 Why is a test appropriate?z? Z= X

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.8: Probabilities Of Disjoint And Overlapping Events
Problem 2C
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In a magic shop, the vendor shows you a coin that he says will land heads more than65%of the times it is thrown. In an attempt to convince him that he is correct and to buy the coin, the seller asks him to test his claim by performing a hypothesis test. To do this, he flips the coin 70times. (Think of this as a random sample of coin tosses.) The coin lands on heads49of those times. You confirm that a test is appropriatez. Findz, the value of the test statistic for the testz .Round your answer to three or more decimal places. :-0 Why is a test appropriate?Z? Z = X 5
Transcribed Image Text:In a magic shop, the vendor shows you a coin that he says will land heads more than65%of the times it is thrown. In an attempt to convince him that he is correct and to buy the coin, the seller asks him to test his claim by performing a hypothesis test. To do this, he flips the coin 70times. (Think of this as a random sample of coin tosses.) The coin lands on heads49of those times. You confirm that a test is appropriatez. Findz, the value of the test statistic for the testz .Round your answer to three or more decimal places. :-0 Why is a test appropriate?Z? Z = X 5
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